Предмет: Алгебра, автор: ilyadan294

Выразить из всех уравнений у через х:
х+у=7, х-у=11

Ответы

Автор ответа: asema1720

1

Ответ:

x + y = 7 => y = 7 - x

x - y = 11 => y = x - 11

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